Dr. Greene is a pediatrician in private practice, committed to giving extraordinary care to his patients. In addition, his mission includes improving the health of people around the world, focusing on children.

In 1995, he launched DrGreene.com, cited by the AMA as "the pioneer physician Web site". His award-winning site has received over 125 million Unique Users from parents, concerned family members, students, and healthcare professionals. He launched DrGreene.ai in 2022. It is available in six languages, serving half of the world's population in their native language. In April of 2023, Dr. Greene began, once again, offering live chat to answer people's questions in real-time to augment DrGreene.ai.


Dr. Greene is a graduate of Princeton University and the University of California at San Francisco. Upon completion of his pediatric residency program at Children's Hospital Medical Center of Northern California, he served as Chief Resident. He entered primary care pediatrics in January 1993.

Non-Profit Work

In 2010 Dr. Greene founded the WhiteOut Movement to change how babies in the United States are fed. In 2012 he founded TICC TOCC - Transitioning Immediate Cord Clamping To Optimal Cord Care.

In 2022 he founded La Conexión, an orgainzation that links communities in underserved areas with health and medical resources.

Dr. Greene is the Founding President of the Society for Participatory Medicine and has served as both President and Board Chair of Hi-Ethics (Health Internet Ethics). He has served on the Board of Directors for One Heart World Wide and The Lundberg Institute. Dr. Greene is the Past President of The Organic Center and a past member of the Board of Directors of Healthy Child Healthy World. He is a founding partner of the Collaborative on Health and the Environment. He has also served as an advisor to URAC for both their inaugural and their updated health website accreditation program. He is a founding member of the e-Patient Scholars Working Group, and a founding board member of the Center for Information Therapy.


Dr. Greene is the author of several non-fiction books including Feeding Baby Green (Wiley, 2009), Raising Baby Green (Wiley, 2007), From First Kicks to First Steps (McGraw-Hill, 2004), The Parent's Complete Guide to Ear Infections (People's Medical Society, 1997), and a co-author of The A.D.A.M. Illustrated Family Health Guide (A.D.A.M., Inc., 2004). He is the medical expert for three additional books, The Parent's Soup A-to-Z Guide to Your New Baby, (Contemporary Books, 1998) The Parent's Soup A-to-Z Guide to Your Toddler, (Contemporary Books, 1999), and The Mother of All Baby Books, (Hungry Minds, Inc., 2002).

In 2023 he published his first children's book, Flower Moon.

Public Speaking

Dr. Greene is a frequent keynote speaker at important events such as TEDx Berkeley, TEDx Brussels, Health 2.0, IFOAM (International Federation of Organic Agriculture Movements), held in Modena, Happiness and It's Causes, held in Sydney, the first European Internet health conference, held in Maastricht, the first International eHealth Association Conference, held in Jeddah, the largest e-Healthcare World Conference, held in Las Vegas, and the first Green Power Baby Shower, held in Hollywood.


Dr. Greene appears frequently on TV, radio, websites, and in newspapers and magazines around the world, including such venues as the TODAY Show, Good Morning America, CNN, ABC, CBS, and NBC network news, NPR, The New York Times, The Wall Street Journal, USA Today, Time Magazine, Parade, Parents, Child, Baby Talk, Working Mother, Better Home's & Gardens, and the Reader's Digest.

Dr. Greene is a Pediatric Expert for The People's Pharmacy (as heard on many NPR stations) and was the original Pediatric Expert for both Yahoo! and iVillage and was a regular columnist for Parenting Magazine for many years.


Dr. Greene loves to think about challenging ideas, he enjoys being where nothing man-made can be seen, and he wears green socks.



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Blog Posts by Alan Greene MD

    Treat prevent mosquito bites. Young Asian girl outdoors, surrounded by mosquitos. Mosquito Bites can cause minor irritation, severe allergic reaction, every where inbetween and in some cases spread disease.
    June 7, 2020
    The Itchy, Bumpy Blues: How to Treat and Prevent Mosquito Bites and Related Conditions

    Mosquito bites may be a nuisance, but fortunately, in the U.S., they tend to amount to nothing more than that. Upon being bitten, most Americans experience a bit of swelling and itchiness, and nothing…

    Four pregnant women of different skin colors. Chemical and pregnant women.
    May 25, 2020
    Chemicals and Pregnant Women: Taking Care of Your Unborn Baby

    Another study, done at the academic fertility center in Boston found that maternal preconceptive exposure to toxic chemicals, especially phthalates, increased the risk of preterm birth. This is the fi…

    Mother wearing a surgical mask while nursing her newborn. Caring for Babies and Small Children During COVID-19.
    May 11, 2020
    Caring for Babies and Small Children During COVID-19

    The good news is emerging evidence shows that coronavirus affects children and babies the least out of all age groups. While there have been a small number of newborns who have contracted the disease,…

    Asian baby eating a banana. Bananas are a great food for baby when starting solids.
    May 5, 2020
    Whole Foods as First Foods

    It may seem overwhelming at first, but in reality baby’s first food could be as simple as a nice banana, mashed with a bit of breast milk or formula. In the U.S. for many years the go-to for baby’…

    Two black children drawing on a tablet. Screen time quarantine.
    April 29, 2020
    Screen Time in the Age of Quarantine

    Not All Screen Time is Created Equal Screen time can be divided into four subcategories: passive, interactive, creative and communication.  Passive screen time includes entertainment where the vi…

    Young boy washing his hands to protect against coronavirus COVID-19
    April 28, 2020
    6 Feet & A Mask: Hygiene Practice and COVID-19

    Why 6 feet? Viruses are an inert threat, incapable of replicating without a host cell in which to do so. They are essentially a microscopic package of RNA, wrapped in a membrane, only able to travel a…

    Two boys holding their breath. hydroxychloroquine and kids and COVID-19
    April 21, 2020
    Keeping Kids Healthy in the Age of Coronavirus: Dr. Greene on The People’s Pharmacy

    Transcript [00:00:00] Joe Graedon: I’m Joe Graedon. [00:00:01] Terry Graedon: And I’m Terry Graedon. Welcome to this podcast of the People’s Pharmacy. [00:00:06] Joe Graedon: You can…

    Agatha Relota Luczo and Dr. Alan Greene of Mom Driven Doctor Aligned podcast
    April 16, 2020
    COVID-19 Podcast: Mom Driven, Doctor Aligned & HeyMama Join Forces

    Transcript [00:00:00] Agatha: Hi!  It’s Agatha Luczo.  Welcome to “Mom Driven, Dr. Aligned”.  Dr. Alan Greene and I were just on with the HeyMama Community doing a Q&a…

    Mother and daughter doing yoga. Sheltering in place during COVID. Supplements, the immune system and preventative care are tools to help families get through it all.
    April 13, 2020
    COVID: Supplements, the Immune System, and Preventative Care

    In the midst of a viral pandemic, with orders to “shelter at home” in effect, parents may be wondering what else can be done to protect the health of their families. Unprecedented circumstances of…

    Heathcare worker preparing to do a nasal swab to determine if this is COVID or another of the many respiratory viruses.
    April 10, 2020
    Why OTHER Respiratory Viruses are More Important than Ever Before

    Video Transcript Hi, I’m Dr. Alan Greene and I want to talk with you for a moment about why other respiratory viruses are more important during the time of COVID than ever before — at leas…

    Black lettering on a yellow-gold background -- "wear a mask like a pro".
    April 9, 2020
    Wear A Mask Like a Pro

    Wear A Mask Like a Pro – English Hello, this is Dr. Greene – Eat REAL’s Chief Pediatrician He’s here to give you some tips on masks, but first, remember to save N95 masks for health ca…

    Woman's hands near sewing machine. She's making a COVID-19 mask. She needs a simple mask safety test.
    April 7, 2020
    Simple Mask Safety Test

    We’re sheltered in place. That’s a great thing. But we still need to go out occasionally for the essentials that can’t be delivered to our door. That means we need to start wearing m…

    Virus and blood cells. Viruses are not alive.
    March 20, 2020
    Viruses Are Not Quite Alive and Not Quite Dead, and Other Things to Know About COVID-19

    What they are capable of is replicating and adapting, and each virus has a unique way of doing that. Viruses are programmed to detect particular surface proteins or channels on the outside of a cell, …

    Young child sitting on a toilet. Senna can be used for natural constipation relief.
    March 15, 2020
    Senna: The True Ex-Lax

    Constipation is one of those not-so-exciting subjects that affects both children and adults from time to time, but because it is so common, it warrants a closer look. Bowel movements tend to occur abo…

    Asian girl sleeping. Did Zeitgebers help her get to sleep and stay asleep?
    March 7, 2020
    Zeitgebers & the Circadian Rhythm: Working With Environmental Cues to Encourage Healthy Sleep Habits

    Many parents spend countless nights on exploratory journeys, devising ways to convince their children that sleep is a good idea. In nature, animals fall asleep naturally and easily. Their bodies respo…

    Cov-2 Virus that causes COVID-19
    March 3, 2020
    Coronavirus & the Panic Pandemic

    Coronavirus or COVID-19 There are two things to keep in mind when considering the possible implications of any virus. One is the damage the virus itself can cause to a bodily system. The other is the …

    Teen girl with linguring cough at a pharmacy, coughing into her elbow.
    February 18, 2020
     It Just Won’t Go Away: Reasons For a Lingering Cough

    We’re used to coughing when we have a cold, but what about those coughs that seem to linger even after all other symptoms have disappeared? It turns out that what may seem like a nuisance can actual…

    Parent feeding a child watermelon while the child is in a bath. That much be a picky eater! I bet it's Neophobia.
    February 12, 2020
    Neophobia & the Battle to Try New Foods

    Perhaps you have a picky eater at home. Maybe she takes after mom or dad, or maybe this is a quality uniquely her own. Whatever the case, it’s important to recognize that we can change our perceptio…

    African American doctor looking into the ears of a young girl. Antibiotics are often prescribed for ear infections. Some times needlessly. This is part of the reason we have an antibiotic epidemic.
    January 24, 2020
    Ear Infections and the Antibiotic Epidemic

    We’re finding more and more that the prolific prescription of antibiotics is not the panacea it was once thought to be. Not only do antibiotics disrupt healthy digestion, but overuse can even lead t…

    Epsom Salt Bath salt in a wooden bowl with washcloths.
    November 14, 2019
    Epsom Salts Baths: A natural and effective muscle relaxant

    In nature, there are some biological processes that are almost unstoppable. Once the process is started it creates a cascade of reactions and, like a freight train barreling down the track, stopping i…